Home / 194,322,938.16-291,535,509-69,838,140

Finding the Fourth Proportional to 194,322,938.16, 291,535,509 and 69,838,140

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Solution

The fourth proportional to 194,322,938.16, 291,535,509 and 69,838,140 is: 104,775,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,322,938.16 : 291,535,509 = 69,838,140 : x
  2. Step 2: Convert to fraction form
    194,322,938.16/291,535,509 = 69,838,140/x
  3. Step 3: Cross multiply
    194,322,938.16x = 291,535,509 × 69,838,140
  4. Step 4: Simplify right side
    194,322,938.16x = 20,360,297,692,513,260
  5. Step 5: Solve for x
    x = 20,360,297,692,513,260/194,322,938.16
  6. Step 6: Final answer
    x = 104,775,575.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.